import logging
import pdb
logging.basicConfig(level=logging.INFO)
#def foo(s):
#    n = int(s)
#    assert n != 0, 'n is zero!'
#    return 10 / n
#def main():
#    foo('0')
#
#if __name__=="__main__":
#    main()
s = '0'
n = int(s)
logging.info('n = %d' % n)
pdb.set_trace()
print 10 /n